0 

UNKNOWN

No information available for this element 

2 

OK

Element is fully operational 

3 

DEGRADED

Element is working but not optimally 

4 

STRESSED

Element is working under stressed environment (for example, overload) 

5 

PREDICTIVE_FAILURE

Element is working but may fail in the near future 

6 

ERROR

Severe error has been raised 

8 

STARTING

Element is starting 

9 

STOPPING

Element is stopping 

10 

STOPPED

Element is stopped 

12 

NO_CONTACT

Element has never been reached 

13 

LOST_COMMUNICATION

Element has been reached once, but it is currently unreachable